Maths at work: Estimate quantity Administration, estimation, Functional Maths, GCSE Maths, industry, Weight, You tube video Add comments Aug 202014 This is one in a large series of short videos from NCETM showing how people use maths at work. See the others here. Leave a Reply Cancel replyYou must be logged in to post a comment. This site uses Akismet to reduce spam. Learn how your comment data is processed.